Those people who pass you with their car and then stays in front of you for no legitimate reason. Just. Why. You. Do. That.
Also if I see someone eating any type of food what makes their fingers dirty and then they reach out for a glass to drink from, their phone, anything really, without...
They decided to make two megaservers instead of the usual "many, but small servers", by zenimax online and the game is The Elder Scrolls Online. I'm so salty. Every second day the EU server is down or can't login or can't play because of lag issues.
Probably the worst pain experience I have ever had was right before my appendix was removed. I went to drink with my best friend of the time, since I just turned 18 (legal drinking/bar age in my country). We drank tequila and other strong shots and drink, went to home and everything was fine...